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Klee, Thomas; And Others – Journal of Speech and Hearing Disorders, 1989
The study found that mean length of utterance (MLU) and age were significantly correlated in both language impaired (N=24) and normal preschool children with rates of MLU change also similar for both groups of children. (DB)
Descriptors: Age Differences, Developmental Stages, Expressive Language, Language Acquisition

Hill, Betsy P.; Singer, Lynn T. – Journal of Speech and Hearing Disorders, 1990
When assessed for speech/language development, 31 children (age 1-12) fitted with endotracheal tubes for more than 3 months beginning by age 13 months showed overall language functioning within normal limits and commensurate with cognitive ability. However, a pattern of expressive language disability was noted in the oldest group. (Author/JDD)
Descriptors: Age Differences, Child Language, Chronic Illness, Expressive Language